advair may increase your risk of osteoporosis and some eye problems. tell your doctor if you have a heart condition or high blood pressure before taking advair. if you're still having difficulty breathing, ask your doctor if including advair could help improve your lung function. get your first full prescription free and save on refills at advaircopd.com. >>> we're back with the issue of guns in america following the newtown tragedy, specifically protecting schools with armed guards. yesterday the executive vice president of the nra called for just that in every school in america. it's a highly controversial idea but as nbc's charles hadlock reports some schools are going a big step further. >> reporter: in school districts across the country teachers, administrators, and politicians are debating ways to keep classrooms safer. a police officer now walks the halls in an elementary school in butler, pennsylvania, one of a growing list of school districts including marlboro, new jersey and orange county, florida hiring armed guards after the deadly newtow